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2026-05-14 - 06:07
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Thu May 14, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32479213168,8sleep10-21swapper/119:07:521
27286212565,7sleep30-21swapper/319:05:063
324832118105,10sleep00-21swapper/019:07:540
32485210596,6sleep20-21swapper/219:07:572
30192720,0sleep20-21swapper/221:30:212
281182650,0sleep20-21swapper/220:00:192
176172600,0sleep20-21swapper/219:20:182
17132530,0sleep10-21swapper/123:55:171
34899281,26cyclictest0-21swapper/220:56:242
34899281,26cyclictest0-21swapper/219:36:412
34899270,26cyclictest0-21swapper/223:46:492
34899270,26cyclictest0-21swapper/219:14:232
34499270,26cyclictest0-21swapper/100:08:351
348992622,3cyclictest0-21swapper/200:37:352
34899260,25cyclictest0-21swapper/223:28:402
34899260,25cyclictest0-21swapper/223:28:392
348992522,2cyclictest0-21swapper/220:49:592
348992521,3cyclictest0-21swapper/221:55:242
34899250,18cyclictest0-21swapper/221:25:212
344992523,2cyclictest0-21swapper/123:27:191
344992523,2cyclictest0-21swapper/123:27:181
344992523,1cyclictest22-21ksoftirqd/120:15:131
34499250,24cyclictest0-21swapper/119:38:471
344992422,2cyclictest0-21swapper/123:40:251
344992422,2cyclictest0-21swapper/122:28:041
344992422,2cyclictest0-21swapper/121:32:151
344992422,2cyclictest0-21swapper/120:11:111
344992421,3cyclictest0-21swapper/120:41:271
344992421,3cyclictest0-21swapper/119:31:561
348992319,3cyclictest0-21swapper/222:13:002
34899231,21cyclictest0-21swapper/222:54:042
34899230,22cyclictest0-21swapper/220:31:002
344992322,1cyclictest0-21swapper/121:38:101
344992321,2cyclictest0-21swapper/123:19:401
344992321,2cyclictest0-21swapper/123:06:551
344992321,2cyclictest0-21swapper/122:46:511
344992321,2cyclictest0-21swapper/122:20:031
344992321,2cyclictest0-21swapper/121:46:491
344992321,2cyclictest0-21swapper/120:00:571
344992321,2cyclictest0-21swapper/100:29:561
344992321,2cyclictest0-21swapper/100:22:381
344992316,7cyclictest0-21swapper/121:15:101
89032220,0sleep20-21swapper/221:35:222
34899225,10cyclictest0-21swapper/222:45:162
34899221,3cyclictest0-21swapper/200:10:432
34899221,20cyclictest0-21swapper/222:01:522
34899220,21cyclictest0-21swapper/222:06:062
344992220,2cyclictest0-21swapper/119:57:171
344992220,2cyclictest0-21swapper/119:57:171
344992220,2cyclictest0-21swapper/119:13:381
344992219,3cyclictest0-21swapper/123:54:111
34499221,19cyclictest0-21swapper/121:40:111
34499220,21cyclictest0-21swapper/123:35:071
34499220,21cyclictest0-21swapper/121:53:421
34499220,21cyclictest0-21swapper/120:07:561
34499220,21cyclictest0-21swapper/100:30:411
33899220,16cyclictest0-21swapper/019:18:310
34899211,4cyclictest0-21swapper/220:20:112
34899211,3cyclictest0-21swapper/223:05:132
34899211,19cyclictest0-21swapper/220:14:562
34899210,2cyclictest0-21swapper/222:15:252
34899210,2cyclictest0-21swapper/221:23:362
34899210,20cyclictest0-21swapper/223:22:102
34899210,20cyclictest0-21swapper/222:35:332
34899210,20cyclictest0-21swapper/222:31:282
34899210,20cyclictest0-21swapper/221:14:162
34899210,20cyclictest0-21swapper/221:05:292
34499217,9cyclictest0-21swapper/120:25:241
344992119,2cyclictest0-21swapper/100:17:171
344992118,3cyclictest0-21swapper/123:11:301
344992117,3cyclictest0-21swapper/122:54:461
34499210,20cyclictest0-21swapper/123:04:101
34499210,20cyclictest0-21swapper/122:55:161
34499210,20cyclictest0-21swapper/122:32:181
34499210,20cyclictest0-21swapper/120:38:111
34499210,20cyclictest0-21swapper/119:47:411
34499210,20cyclictest0-21swapper/100:12:581
33899212,14cyclictest0-21swapper/020:24:300
338992119,1cyclictest749-21snmpd22:55:300
338992118,3cyclictest0-21swapper/000:15:140
338992117,2cyclictest19166-21sadc23:15:000
33899210,20cyclictest0-21swapper/022:18:310
348992018,1cyclictest749-21snmpd21:49:032
348992018,1cyclictest749-21snmpd20:35:562
34899200,20cyclictest0-21swapper/223:15:342
34899200,19cyclictest0-21swapper/223:55:172
34899200,19cyclictest0-21swapper/222:59:462
34899200,19cyclictest0-21swapper/219:34:412
344992018,2cyclictest0-21swapper/119:17:561
344992018,1cyclictest749-21snmpd22:05:181
344992017,2cyclictest0-21swapper/119:21:141
344992016,3cyclictest0-21swapper/120:57:031
344992016,3cyclictest0-21swapper/119:54:561
34499200,2cyclictest16623-21/usr/sbin/munin22:15:131
34499200,2cyclictest0-21swapper/123:20:221
34499200,2cyclictest0-21swapper/121:11:331
34499200,2cyclictest0-21swapper/120:47:171
34499200,2cyclictest0-21swapper/120:33:591
34499200,19cyclictest0-21swapper/123:47:491
34499200,19cyclictest0-21swapper/122:36:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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